대충~~ json stringify 짠거 ie8버전용

json_stringify.js

//https://gist.github.com/andrew8088/6f53af9579266d5c62c8


function stringify2(obj){
	var result = [];
	var k

	for(k in obj){
		if(typeof obj[k] === 'object'){
			result.push('"' + k + '":' + stringify2(obj[k]));
		} else {
			result.push('"' + k + '":' + '"' + obj[k] + '"');	
		}
	}

	return "{" + result.join(",") + "}";
}


function stringify(obj){

	function arr_str(arr){

		var r = [];
		var idx;
		for(idx in arr){
			console.log(arr[idx]);
			r.push(stringify2(arr[idx]));
		}		
		return '[' + r.join(',') + ']';
	}


	var result = [];
	var k

	for(k in obj){
		if(typeof obj[k] === 'object'){
			if(obj[k] instanceof Array ){
				result.push('"' + k + '":' + arr_str(obj[k]));
			} else {
				result.push('"' + k + '":' + stringify(obj[k]));
			}
		} else {
			result.push('"' + k + '":' + '"' + obj[k] + '"');	
		}
	}

	return "{" + result.join(",") + "}";
}
stringify(du.ajax.res);